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More Information | ||||||||
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Price and Release Date | ||||||||
Suggested Price | $349 | $199 | $299 | $395 | $80 | $199 | $180 | $130 |
Release / Update | 2015 | 2017 | 2021 | 2019 | 2016 | 2017 | 2016 | 2015 |
Activity & Fitness | ||||||||
Calories | ||||||||
Distance | ||||||||
Heart | ||||||||
VO2max (Oxygen) | ||||||||
Sleep | ||||||||
Steps | ||||||||
Stress mgt | ||||||||
Female health | ||||||||
Skin temp | ||||||||
Breath rate | ||||||||
Battery | ||||||||
Duration | 18 hours | 18 hours | 1 Day | 2 days | 6 months | 1.5-2 Days | 3–4 days | 2 days |
Rechargeable | ||||||||
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Compatibility Support | ||||||||
Android | ||||||||
iOS | ||||||||
Windows Phone | ||||||||
Mac | n/a | n/a | n/a | n/a | ||||
Windows | n/a | n/a | n/a | n/a | ||||
Connectivity Support | ||||||||
Bluetooth | ||||||||
Cellular | ||||||||
GPS | ||||||||
NFC | ||||||||
Wi-Fi | ||||||||
Display | ||||||||
Color | n/a | n/a | ||||||
Resolution | 340 x 272 or 390 x 312 | 340 x 272 or 390 x 312 | 416 x 416 | 390x390 | n/a | 400 x 400 | 432 x 216 | n/a |
Size | 1.5 inches or 1.65 inches | 1.5 inches or 1.65 inches | 1.28 inches | 1.19 inches | n/a | 1.4 inches | 1.5 inches | n/a |
Touch | n/a | n/a | ||||||
Type | AMOLED | AMOLED | AMOLED | AMOLED | n/a | OLED | Super AMOLED | n/a |
Functions | ||||||||
Audio Speaker | Bluetooth | |||||||
Clock | ||||||||
Phone | ||||||||
Vibration | ||||||||
Voice | ||||||||
Hardware | ||||||||
Accelerometer | ||||||||
Barometer or Altimeter | ||||||||
Ultraviolet Sensor | ||||||||
Water Resistance | IPX7 | 5 ATM | 3 ATM | 0.3 ATM | 5 ATM | IP67 | IP68 | IP58 |
Notifications | ||||||||
Phone | ||||||||
Emails | ||||||||
Texts | ||||||||
Software | ||||||||
Operating System | Watch OS | WatchOS 4 | Wear OS | Wear OS | n/a | Android Wear 2.0 | Tizen OS | n/a |
Apps | ||||||||
Music | ||||||||
More Information | ||||||||
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